Home / 41,106.31-61,661.19-13,025.75

Finding the Fourth Proportional to 41,106.31, 61,661.19 and 13,025.75

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Solution

The fourth proportional to 41,106.31, 61,661.19 and 13,025.75 is: 19,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,106.31 : 61,661.19 = 13,025.75 : x
  2. Step 2: Convert to fraction form
    41,106.31/61,661.19 = 13,025.75/x
  3. Step 3: Cross multiply
    41,106.31x = 61,661.19 × 13,025.75
  4. Step 4: Simplify right side
    41,106.31x = 803,182,986.18
  5. Step 5: Solve for x
    x = 803,182,986.18/41,106.31
  6. Step 6: Final answer
    x = 19,539.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.